What is the role of lab studies in the diagnosis of anaphylaxis?

Laboratory studies are not usually required and are rarely helpful. However, if the diagnosis is unclear, especially with a recurrent syndrome, or if other diseases need to be excluded, the following laboratory studies may be ordered in specific situations:

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Contributor Information and Disclosures

Author

S Shahzad Mustafa, MD Physician in Allergy, Immunology, and Rheumatology, Rochester General Medical Group; Clinical Assistant Professor of Medicine, University of Rochester School of Medicine and Dentistry

Richard S Krause, MD Senior Clinical Faculty/Clinical Assistant Professor, Department of Emergency Medicine, University of Buffalo State University of New York School of Medicine and Biomedical Sciences